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发明名称
摘要
申请公布号
JPS554914(Y2)
申请公布日期
1980.02.05
申请号
JP19770049373U
申请日期
1977.04.19
申请人
发明人
分类号
H01H83/02;H01H71/04;H01H71/24;(IPC1-7):H01H83/02
主分类号
H01H83/02
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